Revert of Move net::FormatUrl and friends outside of //net and into //components

net/base/net_util.cc

Index: net/base/net_util.cc
diff --git a/net/base/net_util.cc b/net/base/net_util.cc
index b27246b4680cd36959d034bbb6a8cc8844737c64..d4b525b35d45d57b87d1654219c0148b422c7b6b 100644
--- a/net/base/net_util.cc
+++ b/net/base/net_util.cc
@@ -432,6 +432,14 @@
   return url.has_host() ? TrimEndingDot(url.host()) : url.spec();
 }
 
+bool CanStripTrailingSlash(const GURL& url) {
+  // Omit the path only for standard, non-file URLs with nothing but "/" after
+  // the hostname.
+  return url.IsStandard() && !url.SchemeIsFile() &&
+      !url.SchemeIsFileSystem() && !url.has_query() && !url.has_ref()
+      && url.path() == "/";
+}
+
 GURL SimplifyUrlForRequest(const GURL& url) {
   DCHECK(url.is_valid());
   GURL::Replacements replacements;